"Quartz monzonite"@en . . . . "Quartz monzonite bedrock from a UGSG drill core at Western Cape Cod, Massachusetts"@en . . . . . "Quartz monzonite"@en . "Igneous"@en . . . . . "Quartz monzonite porphyry is often associated with copper mineralization in the porphyry copper ore deposits."@en . "Quartz monzonite porphyry is often associated with copper mineralization in the porphyry copper ore deposits."@en . . . .